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Finding the Fourth Proportional to 132,232.52, 198,496.74 and 87,946.04

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Solution

The fourth proportional to 132,232.52, 198,496.74 and 87,946.04 is: 132,017.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,232.52 : 198,496.74 = 87,946.04 : x
  2. Step 2: Convert to fraction form
    132,232.52/198,496.74 = 87,946.04/x
  3. Step 3: Cross multiply
    132,232.52x = 198,496.74 × 87,946.04
  4. Step 4: Simplify right side
    132,232.52x = 17,457,002,235.91
  5. Step 5: Solve for x
    x = 17,457,002,235.91/132,232.52
  6. Step 6: Final answer
    x = 132,017.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.